package com.iteima.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.iteima.reggie.common.R;
import com.iteima.reggie.entity.Employee;
import com.iteima.reggie.service.EmployeeService;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.DigestUtils;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletRequest;

@RestController
@Slf4j
@RequestMapping("/employee")
public class EmployeeController {
    @Autowired
    private EmployeeService employeeService;

    /**
     * 登录
     * @param request
     * @param employee
     * @return
     */
    @PostMapping("/login")
    public R<Employee> login(HttpServletRequest request, @RequestBody Employee employee ){
        log.info("response:{},employee:{}",request,employee);
//        employeeService.login(response,employee);
        
        String password = employee.getPassword();
        password = DigestUtils.md5DigestAsHex(password.getBytes());

        //2.
        LambdaQueryWrapper<Employee> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(Employee::getUsername,employee.getUsername());

        Employee emp = employeeService.getOne(queryWrapper);

        if (null == emp){
            return R.error("登录失败");
        }

        if (!(emp.getPassword().equals(password))){
            return R.error("登录失败");
        }

        if (0 == emp.getStatus()){
            return R.error("账号已禁用");
        }

        request.getSession().setAttribute("employee",emp.getId());
        return R.success(emp);
    }

    /**
     * 登出
     * @param request
     * @return
     */
    @PostMapping("/logout")
    public R<String> logout(HttpServletRequest request){
        request.getSession().removeAttribute("employee");
        return R.success("退出成功");
    }

    /**
     * 新增员工
     * @param request
     * @param employee
     * @return
     */
    @PostMapping
    public R<String> save(HttpServletRequest request ,@RequestBody Employee employee){
        log.info("新增员工,员工信息");


        employee.setPassword(DigestUtils.md5DigestAsHex("123456".getBytes()));

//        employee.setCreateTime(LocalDateTime.now());
//        employee.setUpdateTime(LocalDateTime.now());
        //获取当前登录用户id
//        Long empId = (Long)request.getSession().getAttribute("employee");

//        employee.setCreateUser(empId);
//        employee.setUpdateUser(empId);

        employeeService.save(employee);
        return R.success("新增成功");
    }


        /**
         * 员工信息分页查询
         * @param page
         * @param pageSize
         * @param name
         * @return
         */
        @GetMapping("/page")
        public R<Page> page(int page,int pageSize,String name){
            log.info("page = {},pageSize = {},name= {}",page,pageSize,name);
            //构造分页构造器
            Page pageInfo = new Page(page,pageSize);
            //构造条件构造器
            LambdaQueryWrapper<Employee> queryWrapper = new LambdaQueryWrapper<>();
            //添加过滤条件
            queryWrapper.like(StringUtils.isNotEmpty(name),Employee::getName,name);
            //添加排序条件
            queryWrapper.orderByDesc(Employee::getUpdateTime);

            //执行查询
            employeeService.page(pageInfo,queryWrapper);
            return R.success(pageInfo);
        }


    /**
     * 编辑员工
     * @param request
     * @param employee
     * @return
     */
    @PutMapping
    public  R<String> update(HttpServletRequest request,@RequestBody Employee employee){
        log.info(employee.toString());

//        Long empId =(Long) request.getSession().getAttribute("employee");
//
//        employee.setUpdateTime(LocalDateTime.now());
//        employee.setUpdateUser(empId);
       long id = Thread.currentThread().getId();

        employeeService.updateById(employee);

        return R.success("员工信息修改成功");
    }

    /**
     * 根据id查询员工信息
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    public R<Employee> getById(@PathVariable("id") Long id){
        log.info("根据id查询员工信息...");
        Employee employee = employeeService.getById(id);

        if (employee != null){
            return R.success(employee);

        }
        return R.error("没有查询到对应员工信息");
    }
}
